Snmpv3ComputeShaHmacCode Function

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Snmpv3ComputeShaHmacCode Function
C
void Snmpv3ComputeShaHmacCode(
    UINT8 xx_bits, 
    UINT8* digestptr, 
    UINT8 * indata, 
    UINT32 dataLen, 
    UINT8* userExtendedLclzdKeyIpad, 
    UINT8* userExtendedLclzdKeyOpad
);
Description

This routine supports data origin authentication and data integrity SHA authentication . Both iPAD and OPAD is used to calculate the authencate digest string. RFC - 3414 ( section 6)

Preconditions

SNMPv3Init() and ProcessVariabels() are called.

Parameters
Parameters 
Description 
xx_bits 
96 bit 
digestptr 
output string 
indata 
input data 
dataLen 
input data length 
userExtendedLclzdKeyIpad 
IPAD 
userExtendedLclzdKeyOpad 
OPAD 
Remarks

None

Stack API > SNMP > Functions > Snmpv3ComputeShaHmacCode Function
Microchip TCP/IP Stack 5.42.08 - June 15, 2013
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